Final answer:
The efficiency rate of listening for the average white-collar worker in the U.S. cannot be determined precisely without specific data. However, estimations indicate that it could be around 70% based on general estimates.
Step-by-step explanation:
The question is asking about the efficiency rate of listening for the average white-collar worker in the U.S. in percentage form.
To answer this question, we need more information about what is meant by 'efficiency rate when listening.' Without specific data or context, it is not possible to provide a precise percentage. However, it is important to note that listening efficiency can be influenced by various factors such as distractions, communication skills, and individual differences.
Example: If we assume that the efficiency rate refers to the ability to accurately comprehend and understand information while listening, it could be around 70% based on general estimates. This estimation considers that people may miss some details or have difficulties in understanding certain aspects of the information presented.